KR840002457A - 우라늄회수 공정에서의 산소환원법 - Google Patents
우라늄회수 공정에서의 산소환원법 Download PDFInfo
- Publication number
- KR840002457A KR840002457A KR1019820004967A KR820004967A KR840002457A KR 840002457 A KR840002457 A KR 840002457A KR 1019820004967 A KR1019820004967 A KR 1019820004967A KR 820004967 A KR820004967 A KR 820004967A KR 840002457 A KR840002457 A KR 840002457A
- Authority
- KR
- South Korea
- Prior art keywords
- uranium recovery
- solvent
- reduction method
- oxygen reduction
- recovery process
- Prior art date
Links
- 229910052770 Uranium Inorganic materials 0.000 title claims 5
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 title claims 5
- 238000000034 method Methods 0.000 title claims 4
- 238000011084 recovery Methods 0.000 title claims 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims 3
- 239000001301 oxygen Substances 0.000 title claims 3
- 229910052760 oxygen Inorganic materials 0.000 title claims 3
- 239000002904 solvent Substances 0.000 claims 3
- 229910019142 PO4 Inorganic materials 0.000 claims 1
- 239000007789 gas Substances 0.000 claims 1
- 239000003791 organic solvent mixture Substances 0.000 claims 1
- 230000001590 oxidative effect Effects 0.000 claims 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims 1
- 239000010452 phosphate Substances 0.000 claims 1
- 238000000638 solvent extraction Methods 0.000 claims 1
- 238000005507 spraying Methods 0.000 claims 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
- C22B60/02—Obtaining thorium, uranium, or other actinides
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
- C22B60/02—Obtaining thorium, uranium, or other actinides
- C22B60/0204—Obtaining thorium, uranium, or other actinides obtaining uranium
- C22B60/0217—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes
- C22B60/0252—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries
- C22B60/026—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries liquid-liquid extraction with or without dissolution in organic solvents
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Extraction Or Liquid Replacement (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
내용 없음.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (1)
- 인산용액으로부터 선택적인 우라늄의 회수를 상기용액이 우라늄회수를 위해 유기용매 혼합물과 작용되는 용매추출 공정에 의해 행하는 방법에 있어서, 용매로부터 우라늄 회수를 위한 벗김용액과 작용시키기 이전에 상기 용매로부터 과다하게 용해된 산소를 분무하기 위한 비산화성 가스의 유효체적을 가진 용매의 작용시키는 것을 특징으로 하는 우라늄회수 공정에서의 산소환원법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US318,081 | 1981-11-04 | ||
US318081 | 1981-11-04 | ||
US06/318,081 US4432945A (en) | 1981-11-04 | 1981-11-04 | Removing oxygen from a solvent extractant in an uranium recovery process |
Publications (2)
Publication Number | Publication Date |
---|---|
KR840002457A true KR840002457A (ko) | 1984-07-02 |
KR890003974B1 KR890003974B1 (ko) | 1989-10-14 |
Family
ID=23236559
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR8204967A KR890003974B1 (ko) | 1981-11-04 | 1982-11-03 | 인산 용액으로 부터 우라늄을 회수하는 방법 |
Country Status (9)
Country | Link |
---|---|
US (1) | US4432945A (ko) |
JP (1) | JPS5884123A (ko) |
KR (1) | KR890003974B1 (ko) |
BE (1) | BE894858A (ko) |
BR (1) | BR8206362A (ko) |
CA (1) | CA1196501A (ko) |
DE (1) | DE3240755A1 (ko) |
FR (1) | FR2515689A1 (ko) |
GB (1) | GB2108947B (ko) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6103212A (en) * | 1999-07-22 | 2000-08-15 | Praxair Technology, Inc. | Method for making UHP tungsten hexafluoride |
BRPI0916382A2 (pt) | 2008-07-31 | 2018-06-05 | Urtek Llc | extração de urânio do ácido fosfórico de processo hidrometalúrgico |
US8883096B2 (en) | 2008-07-31 | 2014-11-11 | Urtek, Llc | Extraction of uranium from wet-process phosphoric acid |
FI122274B (fi) | 2010-02-02 | 2011-11-15 | Outotec Oyj | Uuttoprosessi |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2866680A (en) * | 1955-03-02 | 1958-12-30 | Ray S Long | Alkyl pyrophosphate metal solvent extractants and process |
US2860031A (en) * | 1956-06-29 | 1958-11-11 | Robert R Grinstead | Process for utilizing organic orthophosphate extractants |
US3214239A (en) * | 1962-07-02 | 1965-10-26 | Kerr Mc Gee Oil Ind Inc | Recovery of metal values from aqueous solution by solvent extraction with an organo phosphorus extractant |
FR1467731A (fr) * | 1966-02-09 | 1967-01-27 | Atomic Energy Commission | Procédé pour la séparation du plutonium de l'uranium et des produits de fission |
US3711591A (en) * | 1970-07-08 | 1973-01-16 | Atomic Energy Commission | Reductive stripping process for the recovery of uranium from wet-process phosphoric acid |
US4243637A (en) * | 1977-10-11 | 1981-01-06 | Occidental Petroleum Company | Uranium recovery from pre-treated phosphoric acid |
CA1139956A (en) * | 1978-10-10 | 1983-01-25 | Mark A. Rose | Process for extracting uranium from crude phosphoric acids |
US4278640A (en) * | 1979-03-19 | 1981-07-14 | International Minerals & Chemical Corporation | Method for solvent extraction of metallic mineral values from acidic solutions |
LU81850A1 (fr) * | 1979-11-05 | 1981-06-04 | Metallurgie Hoboken | Procede de re-extraction reductrice de l'uranium d'un extractant organique |
US4323540A (en) * | 1980-01-23 | 1982-04-06 | Westinghouse Electric Corp. | Reduction of iron precipitation in uranium extraction process |
-
1981
- 1981-11-04 US US06/318,081 patent/US4432945A/en not_active Expired - Fee Related
-
1982
- 1982-09-27 GB GB08227502A patent/GB2108947B/en not_active Expired
- 1982-09-28 CA CA000412370A patent/CA1196501A/en not_active Expired
- 1982-10-28 BE BE0/209363A patent/BE894858A/fr not_active IP Right Cessation
- 1982-11-03 BR BR8206362A patent/BR8206362A/pt not_active IP Right Cessation
- 1982-11-03 KR KR8204967A patent/KR890003974B1/ko active
- 1982-11-03 FR FR8218394A patent/FR2515689A1/fr not_active Withdrawn
- 1982-11-04 DE DE19823240755 patent/DE3240755A1/de not_active Withdrawn
- 1982-11-04 JP JP57193934A patent/JPS5884123A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
BE894858A (fr) | 1983-02-14 |
BR8206362A (pt) | 1983-09-27 |
GB2108947A (en) | 1983-05-25 |
US4432945A (en) | 1984-02-21 |
JPS5884123A (ja) | 1983-05-20 |
FR2515689A1 (fr) | 1983-05-06 |
JPH0249255B2 (ko) | 1990-10-29 |
DE3240755A1 (de) | 1983-06-23 |
KR890003974B1 (ko) | 1989-10-14 |
GB2108947B (en) | 1985-07-03 |
CA1196501A (en) | 1985-11-12 |
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